dlls/dsound/capture.c

   1 /*              DirectSoundCapture
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2001 TransGaming Technologies, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21 /*
  22  * TODO:
  23  *      Implement FX support.
  24  *      Implement both IDirectSoundCaptureBuffer and IDirectSoundCaptureBuffer8
  25  *      Make DirectSoundCaptureCreate and DirectSoundCaptureCreate8 behave differently
  26  */
  27
  28 #include <stdarg.h>
  29
  30 #define NONAMELESSSTRUCT
  31 #define NONAMELESSUNION
  32 #include "windef.h"
  33 #include "winbase.h"
  34 #include "winuser.h"
  35 #include "mmsystem.h"
  36 #include "mmddk.h"
  37 #include "winternl.h"
  38 #include "winnls.h"
  39 #include "wine/debug.h"
  40 #include "dsound.h"
  41 #include "dsdriver.h"
  42 #include "dsound_private.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  45
  46
  47 /*****************************************************************************
  48  * IDirectSoundCaptureNotify implementation structure
  49  */
  50 struct IDirectSoundCaptureNotifyImpl
  51 {
  52     /* IUnknown fields */
  53     const IDirectSoundNotifyVtbl       *lpVtbl;
  54     LONG                                ref;
  55     IDirectSoundCaptureBufferImpl*      dscb;
  56 };
  57
  58 /*******************************************************************************
  59  *              IDirectSoundCaptureNotify
  60  */
  61 static HRESULT WINAPI IDirectSoundCaptureNotifyImpl_QueryInterface(
  62     LPDIRECTSOUNDNOTIFY iface,
  63     REFIID riid,
  64     LPVOID *ppobj)
  65 {
  66     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
  67     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
  68
  69     if (This->dscb == NULL) {
  70         WARN("invalid parameter\n");
  71         return E_INVALIDARG;
  72     }
  73
  74     return IDirectSoundCaptureBuffer_QueryInterface((LPDIRECTSOUNDCAPTUREBUFFER)This->dscb, riid, ppobj);
  75 }
  76
  77 static ULONG WINAPI IDirectSoundCaptureNotifyImpl_AddRef(LPDIRECTSOUNDNOTIFY iface)
  78 {
  79     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
  80     ULONG ref = InterlockedIncrement(&(This->ref));
  81     TRACE("(%p) ref was %d\n", This, ref - 1);
  82     return ref;
  83 }
  84
  85 static ULONG WINAPI IDirectSoundCaptureNotifyImpl_Release(LPDIRECTSOUNDNOTIFY iface)
  86 {
  87     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
  88     ULONG ref = InterlockedDecrement(&(This->ref));
  89     TRACE("(%p) ref was %d\n", This, ref + 1);
  90
  91     if (!ref) {
  92         if (This->dscb->hwnotify)
  93             IDsDriverNotify_Release(This->dscb->hwnotify);
  94         This->dscb->notify=NULL;
  95         IDirectSoundCaptureBuffer_Release((LPDIRECTSOUNDCAPTUREBUFFER)This->dscb);
  96         HeapFree(GetProcessHeap(),0,This);
  97         TRACE("(%p) released\n", This);
  98     }
  99     return ref;
 100 }
 101
 102 static HRESULT WINAPI IDirectSoundCaptureNotifyImpl_SetNotificationPositions(
 103     LPDIRECTSOUNDNOTIFY iface,
 104     DWORD howmuch,
 105     LPCDSBPOSITIONNOTIFY notify)
 106 {
 107     IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
 108     TRACE("(%p,0x%08x,%p)\n",This,howmuch,notify);
 109
 110     if (howmuch > 0 && notify == NULL) {
 111         WARN("invalid parameter: notify == NULL\n");
 112         return DSERR_INVALIDPARAM;
 113     }
 114
 115     if (TRACE_ON(dsound)) {
 116         unsigned int i;
 117         for (i=0;i<howmuch;i++)
 118             TRACE("notify at %d to %p\n",
 119             notify[i].dwOffset,notify[i].hEventNotify);
 120     }
 121
 122     if (This->dscb->hwnotify) {
 123         HRESULT hres;
 124         hres = IDsDriverNotify_SetNotificationPositions(This->dscb->hwnotify, howmuch, notify);
 125         if (hres != DS_OK)
 126             WARN("IDsDriverNotify_SetNotificationPositions failed\n");
 127         return hres;
 128     } else if (howmuch > 0) {
 129         /* Make an internal copy of the caller-supplied array.
 130          * Replace the existing copy if one is already present. */
 131         if (This->dscb->notifies)
 132             This->dscb->notifies = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 133                 This->dscb->notifies, howmuch * sizeof(DSBPOSITIONNOTIFY));
 134         else
 135             This->dscb->notifies = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 136                 howmuch * sizeof(DSBPOSITIONNOTIFY));
 137
 138         if (This->dscb->notifies == NULL) {
 139             WARN("out of memory\n");
 140             return DSERR_OUTOFMEMORY;
 141         }
 142         CopyMemory(This->dscb->notifies, notify, howmuch * sizeof(DSBPOSITIONNOTIFY));
 143         This->dscb->nrofnotifies = howmuch;
 144     } else {
 145         HeapFree(GetProcessHeap(), 0, This->dscb->notifies);
 146         This->dscb->notifies = NULL;
 147         This->dscb->nrofnotifies = 0;
 148     }
 149
 150     return S_OK;
 151 }
 152
 153 static const IDirectSoundNotifyVtbl dscnvt =
 154 {
 155     IDirectSoundCaptureNotifyImpl_QueryInterface,
 156     IDirectSoundCaptureNotifyImpl_AddRef,
 157     IDirectSoundCaptureNotifyImpl_Release,
 158     IDirectSoundCaptureNotifyImpl_SetNotificationPositions,
 159 };
 160
 161 static HRESULT IDirectSoundCaptureNotifyImpl_Create(
 162     IDirectSoundCaptureBufferImpl *dscb,
 163     IDirectSoundCaptureNotifyImpl **pdscn)
 164 {
 165     IDirectSoundCaptureNotifyImpl * dscn;
 166     TRACE("(%p,%p)\n",dscb,pdscn);
 167
 168     dscn = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*dscn));
 169
 170     if (dscn == NULL) {
 171         WARN("out of memory\n");
 172         return DSERR_OUTOFMEMORY;
 173     }
 174
 175     dscn->ref = 0;
 176     dscn->lpVtbl = &dscnvt;
 177     dscn->dscb = dscb;
 178     dscb->notify = dscn;
 179     IDirectSoundCaptureBuffer_AddRef((LPDIRECTSOUNDCAPTUREBUFFER)dscb);
 180
 181     *pdscn = dscn;
 182     return DS_OK;
 183 }
 184
 185
 186 static const char * const captureStateString[] = {
 187     "STATE_STOPPED",
 188     "STATE_STARTING",
 189     "STATE_CAPTURING",
 190     "STATE_STOPPING"
 191 };
 192
 193
 194 /*******************************************************************************
 195  *              IDirectSoundCaptureBuffer
 196  */
 197 static HRESULT WINAPI
 198 IDirectSoundCaptureBufferImpl_QueryInterface(
 199     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 200     REFIID riid,
 201     LPVOID* ppobj )
 202 {
 203     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 204     HRESULT hres;
 205     TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
 206
 207     if (ppobj == NULL) {
 208         WARN("invalid parameter\n");
 209         return E_INVALIDARG;
 210     }
 211
 212     *ppobj = NULL;
 213
 214     if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
 215         if (!This->notify)
 216             hres = IDirectSoundCaptureNotifyImpl_Create(This, &This->notify);
 217         if (This->notify) {
 218             IDirectSoundNotify_AddRef((LPDIRECTSOUNDNOTIFY)This->notify);
 219             if (This->device->hwbuf && !This->hwnotify) {
 220                 hres = IDsCaptureDriverBuffer_QueryInterface(This->device->hwbuf,
 221                     &IID_IDsDriverNotify, (LPVOID*)&(This->hwnotify));
 222                 if (hres != DS_OK) {
 223                     WARN("IDsCaptureDriverBuffer_QueryInterface failed\n");
 224                     IDirectSoundNotify_Release((LPDIRECTSOUNDNOTIFY)This->notify);
 225                     *ppobj = 0;
 226                     return hres;
 227                 }
 228             }
 229
 230             *ppobj = This->notify;
 231             return DS_OK;
 232         }
 233
 234         WARN("IID_IDirectSoundNotify\n");
 235         return E_FAIL;
 236     }
 237
 238     if ( IsEqualGUID( &IID_IDirectSoundCaptureBuffer, riid ) ||
 239          IsEqualGUID( &IID_IDirectSoundCaptureBuffer8, riid ) ) {
 240         IDirectSoundCaptureBuffer8_AddRef(iface);
 241         *ppobj = This;
 242         return NO_ERROR;
 243     }
 244
 245     FIXME("(%p,%s,%p) unsupported GUID\n", This, debugstr_guid(riid), ppobj);
 246     return E_NOINTERFACE;
 247 }
 248
 249 static ULONG WINAPI
 250 IDirectSoundCaptureBufferImpl_AddRef( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
 251 {
 252     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 253     ULONG ref = InterlockedIncrement(&(This->ref));
 254     TRACE("(%p) ref was %d\n", This, ref - 1);
 255     return ref;
 256 }
 257
 258 static ULONG WINAPI
 259 IDirectSoundCaptureBufferImpl_Release( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
 260 {
 261     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 262     ULONG ref = InterlockedDecrement(&(This->ref));
 263     TRACE("(%p) ref was %d\n", This, ref + 1);
 264
 265     if (!ref) {
 266         TRACE("deleting object\n");
 267         if (This->device->state == STATE_CAPTURING)
 268             This->device->state = STATE_STOPPING;
 269
 270         HeapFree(GetProcessHeap(),0, This->pdscbd);
 271
 272         if (This->device->hwi) {
 273             waveInReset(This->device->hwi);
 274             waveInClose(This->device->hwi);
 275             HeapFree(GetProcessHeap(),0, This->device->pwave);
 276             This->device->pwave = 0;
 277             This->device->hwi = 0;
 278         }
 279
 280         if (This->device->hwbuf)
 281             IDsCaptureDriverBuffer_Release(This->device->hwbuf);
 282
 283         /* remove from DirectSoundCaptureDevice */
 284         This->device->capture_buffer = NULL;
 285
 286         if (This->notify)
 287             IDirectSoundNotify_Release((LPDIRECTSOUNDNOTIFY)This->notify);
 288
 289         /* If driver manages its own buffer, IDsCaptureDriverBuffer_Release
 290            should have freed the buffer. Prevent freeing it again in
 291            IDirectSoundCaptureBufferImpl_Create */
 292         if (!(This->device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY))
 293             This->device->buffer = NULL;
 294
 295         HeapFree(GetProcessHeap(), 0, This->notifies);
 296         HeapFree( GetProcessHeap(), 0, This );
 297         TRACE("(%p) released\n", This);
 298     }
 299     return ref;
 300 }
 301
 302 static HRESULT WINAPI
 303 IDirectSoundCaptureBufferImpl_GetCaps(
 304     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 305     LPDSCBCAPS lpDSCBCaps )
 306 {
 307     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 308     TRACE( "(%p,%p)\n", This, lpDSCBCaps );
 309
 310     if (lpDSCBCaps == NULL) {
 311         WARN("invalid parameter: lpDSCBCaps == NULL\n");
 312         return DSERR_INVALIDPARAM;
 313     }
 314
 315     if (lpDSCBCaps->dwSize < sizeof(DSCBCAPS)) {
 316         WARN("invalid parameter: lpDSCBCaps->dwSize = %d\n", lpDSCBCaps->dwSize);
 317         return DSERR_INVALIDPARAM;
 318     }
 319
 320     if (This->device == NULL) {
 321         WARN("invalid parameter: This->device == NULL\n");
 322         return DSERR_INVALIDPARAM;
 323     }
 324
 325     lpDSCBCaps->dwSize = sizeof(DSCBCAPS);
 326     lpDSCBCaps->dwFlags = This->flags;
 327     lpDSCBCaps->dwBufferBytes = This->pdscbd->dwBufferBytes;
 328     lpDSCBCaps->dwReserved = 0;
 329
 330     TRACE("returning DS_OK\n");
 331     return DS_OK;
 332 }
 333
 334 static HRESULT WINAPI
 335 IDirectSoundCaptureBufferImpl_GetCurrentPosition(
 336     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 337     LPDWORD lpdwCapturePosition,
 338     LPDWORD lpdwReadPosition )
 339 {
 340     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 341     HRESULT hres = DS_OK;
 342     TRACE( "(%p,%p,%p)\n", This, lpdwCapturePosition, lpdwReadPosition );
 343
 344     if (This->device == NULL) {
 345         WARN("invalid parameter: This->device == NULL\n");
 346         return DSERR_INVALIDPARAM;
 347     }
 348
 349     if (This->device->driver) {
 350         hres = IDsCaptureDriverBuffer_GetPosition(This->device->hwbuf, lpdwCapturePosition, lpdwReadPosition );
 351         if (hres != DS_OK)
 352             WARN("IDsCaptureDriverBuffer_GetPosition failed\n");
 353     } else if (This->device->hwi) {
 354         DWORD pos;
 355
 356         EnterCriticalSection(&This->device->lock);
 357         pos = (DWORD_PTR)This->device->pwave[This->device->index].lpData - (DWORD_PTR)This->device->buffer;
 358         if (lpdwCapturePosition)
 359             *lpdwCapturePosition = (This->device->pwave[This->device->index].dwBufferLength + pos) % This->device->buflen;
 360         if (lpdwReadPosition)
 361             *lpdwReadPosition = pos;
 362         LeaveCriticalSection(&This->device->lock);
 363
 364     } else {
 365         WARN("no driver\n");
 366         hres = DSERR_NODRIVER;
 367     }
 368
 369     TRACE("cappos=%d readpos=%d\n", (lpdwCapturePosition?*lpdwCapturePosition:-1), (lpdwReadPosition?*lpdwReadPosition:-1));
 370     TRACE("returning %08x\n", hres);
 371     return hres;
 372 }
 373
 374 static HRESULT WINAPI
 375 IDirectSoundCaptureBufferImpl_GetFormat(
 376     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 377     LPWAVEFORMATEX lpwfxFormat,
 378     DWORD dwSizeAllocated,
 379     LPDWORD lpdwSizeWritten )
 380 {
 381     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 382     HRESULT hres = DS_OK;
 383     TRACE( "(%p,%p,0x%08x,%p)\n", This, lpwfxFormat, dwSizeAllocated,
 384         lpdwSizeWritten );
 385
 386     if (This->device == NULL) {
 387         WARN("invalid parameter: This->device == NULL\n");
 388         return DSERR_INVALIDPARAM;
 389     }
 390
 391     if (dwSizeAllocated > (sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize))
 392         dwSizeAllocated = sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize;
 393
 394     if (lpwfxFormat) { /* NULL is valid (just want size) */
 395         CopyMemory(lpwfxFormat, This->device->pwfx, dwSizeAllocated);
 396         if (lpdwSizeWritten)
 397             *lpdwSizeWritten = dwSizeAllocated;
 398     } else {
 399         if (lpdwSizeWritten)
 400             *lpdwSizeWritten = sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize;
 401         else {
 402             TRACE("invalid parameter: lpdwSizeWritten = NULL\n");
 403             hres = DSERR_INVALIDPARAM;
 404         }
 405     }
 406
 407     TRACE("returning %08x\n", hres);
 408     return hres;
 409 }
 410
 411 static HRESULT WINAPI
 412 IDirectSoundCaptureBufferImpl_GetStatus(
 413     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 414     LPDWORD lpdwStatus )
 415 {
 416     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 417     TRACE( "(%p, %p), thread is %04x\n", This, lpdwStatus, GetCurrentThreadId() );
 418
 419     if (This->device == NULL) {
 420         WARN("invalid parameter: This->device == NULL\n");
 421         return DSERR_INVALIDPARAM;
 422     }
 423
 424     if (lpdwStatus == NULL) {
 425         WARN("invalid parameter: lpdwStatus == NULL\n");
 426         return DSERR_INVALIDPARAM;
 427     }
 428
 429     *lpdwStatus = 0;
 430     EnterCriticalSection(&(This->device->lock));
 431
 432     TRACE("old This->device->state=%s, old lpdwStatus=%08x\n",
 433         captureStateString[This->device->state],*lpdwStatus);
 434     if ((This->device->state == STATE_STARTING) ||
 435         (This->device->state == STATE_CAPTURING)) {
 436         *lpdwStatus |= DSCBSTATUS_CAPTURING;
 437         if (This->flags & DSCBSTART_LOOPING)
 438             *lpdwStatus |= DSCBSTATUS_LOOPING;
 439     }
 440     TRACE("new This->device->state=%s, new lpdwStatus=%08x\n",
 441         captureStateString[This->device->state],*lpdwStatus);
 442     LeaveCriticalSection(&(This->device->lock));
 443
 444     TRACE("status=%x\n", *lpdwStatus);
 445     TRACE("returning DS_OK\n");
 446     return DS_OK;
 447 }
 448
 449 static HRESULT WINAPI
 450 IDirectSoundCaptureBufferImpl_Initialize(
 451     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 452     LPDIRECTSOUNDCAPTURE lpDSC,
 453     LPCDSCBUFFERDESC lpcDSCBDesc )
 454 {
 455     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 456
 457     FIXME( "(%p,%p,%p): stub\n", This, lpDSC, lpcDSCBDesc );
 458
 459     return DS_OK;
 460 }
 461
 462 static HRESULT WINAPI
 463 IDirectSoundCaptureBufferImpl_Lock(
 464     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 465     DWORD dwReadCusor,
 466     DWORD dwReadBytes,
 467     LPVOID* lplpvAudioPtr1,
 468     LPDWORD lpdwAudioBytes1,
 469     LPVOID* lplpvAudioPtr2,
 470     LPDWORD lpdwAudioBytes2,
 471     DWORD dwFlags )
 472 {
 473     HRESULT hres = DS_OK;
 474     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 475     TRACE( "(%p,%08u,%08u,%p,%p,%p,%p,0x%08x) at %d\n", This, dwReadCusor,
 476         dwReadBytes, lplpvAudioPtr1, lpdwAudioBytes1, lplpvAudioPtr2,
 477         lpdwAudioBytes2, dwFlags, GetTickCount() );
 478
 479     if (This->device == NULL) {
 480         WARN("invalid parameter: This->device == NULL\n");
 481         return DSERR_INVALIDPARAM;
 482     }
 483
 484     if (lplpvAudioPtr1 == NULL) {
 485         WARN("invalid parameter: lplpvAudioPtr1 == NULL\n");
 486         return DSERR_INVALIDPARAM;
 487     }
 488
 489     if (lpdwAudioBytes1 == NULL) {
 490         WARN("invalid parameter: lpdwAudioBytes1 == NULL\n");
 491         return DSERR_INVALIDPARAM;
 492     }
 493
 494     EnterCriticalSection(&(This->device->lock));
 495
 496     if (This->device->driver) {
 497         hres = IDsCaptureDriverBuffer_Lock(This->device->hwbuf, lplpvAudioPtr1,
 498                                            lpdwAudioBytes1, lplpvAudioPtr2,
 499                                            lpdwAudioBytes2, dwReadCusor,
 500                                            dwReadBytes, dwFlags);
 501         if (hres != DS_OK)
 502             WARN("IDsCaptureDriverBuffer_Lock failed\n");
 503     } else if (This->device->hwi) {
 504         *lplpvAudioPtr1 = This->device->buffer + dwReadCusor;
 505         if ( (dwReadCusor + dwReadBytes) > This->device->buflen) {
 506             *lpdwAudioBytes1 = This->device->buflen - dwReadCusor;
 507             if (lplpvAudioPtr2)
 508                 *lplpvAudioPtr2 = This->device->buffer;
 509             if (lpdwAudioBytes2)
 510                 *lpdwAudioBytes2 = dwReadBytes - *lpdwAudioBytes1;
 511         } else {
 512             *lpdwAudioBytes1 = dwReadBytes;
 513             if (lplpvAudioPtr2)
 514                 *lplpvAudioPtr2 = 0;
 515             if (lpdwAudioBytes2)
 516                 *lpdwAudioBytes2 = 0;
 517         }
 518     } else {
 519         TRACE("invalid call\n");
 520         hres = DSERR_INVALIDCALL;   /* DSERR_NODRIVER ? */
 521     }
 522
 523     LeaveCriticalSection(&(This->device->lock));
 524
 525     TRACE("returning %08x\n", hres);
 526     return hres;
 527 }
 528
 529 static HRESULT WINAPI
 530 IDirectSoundCaptureBufferImpl_Start(
 531     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 532     DWORD dwFlags )
 533 {
 534     HRESULT hres = DS_OK;
 535     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 536     TRACE( "(%p,0x%08x)\n", This, dwFlags );
 537
 538     if (This->device == NULL) {
 539         WARN("invalid parameter: This->device == NULL\n");
 540         return DSERR_INVALIDPARAM;
 541     }
 542
 543     if ( (This->device->driver == 0) && (This->device->hwi == 0) ) {
 544         WARN("no driver\n");
 545         return DSERR_NODRIVER;
 546     }
 547
 548     EnterCriticalSection(&(This->device->lock));
 549
 550     This->flags = dwFlags;
 551     TRACE("old This->state=%s\n",captureStateString[This->device->state]);
 552     if (This->device->state == STATE_STOPPED)
 553         This->device->state = STATE_STARTING;
 554     else if (This->device->state == STATE_STOPPING)
 555         This->device->state = STATE_CAPTURING;
 556     TRACE("new This->device->state=%s\n",captureStateString[This->device->state]);
 557
 558     LeaveCriticalSection(&(This->device->lock));
 559
 560     if (This->device->driver) {
 561         hres = IDsCaptureDriverBuffer_Start(This->device->hwbuf, dwFlags);
 562         if (hres != DS_OK)
 563             WARN("IDsCaptureDriverBuffer_Start failed\n");
 564     } else if (This->device->hwi) {
 565         DirectSoundCaptureDevice *device = This->device;
 566
 567         if (device->buffer) {
 568             int c;
 569             DWORD blocksize = DSOUND_fraglen(device->pwfx->nSamplesPerSec, device->pwfx->nBlockAlign);
 570             device->nrofpwaves = device->buflen / blocksize + !!(device->buflen % blocksize);
 571             TRACE("nrofpwaves=%d\n", device->nrofpwaves);
 572
 573             /* prepare headers */
 574             if (device->pwave)
 575                 device->pwave = HeapReAlloc(GetProcessHeap(), 0,device->pwave, device->nrofpwaves*sizeof(WAVEHDR));
 576             else
 577                 device->pwave = HeapAlloc(GetProcessHeap(), 0, device->nrofpwaves*sizeof(WAVEHDR));
 578
 579             for (c = 0; c < device->nrofpwaves; ++c) {
 580                 device->pwave[c].lpData = (char *)device->buffer + c * blocksize;
 581                 if (c + 1 == device->nrofpwaves)
 582                     device->pwave[c].dwBufferLength = device->buflen - c * blocksize;
 583                 else
 584                     device->pwave[c].dwBufferLength = blocksize;
 585                 device->pwave[c].dwBytesRecorded = 0;
 586                 device->pwave[c].dwUser = (DWORD_PTR)device;
 587                 device->pwave[c].dwFlags = 0;
 588                 device->pwave[c].dwLoops = 0;
 589                 hres = mmErr(waveInPrepareHeader(device->hwi, &(device->pwave[c]),sizeof(WAVEHDR)));
 590                 if (hres != DS_OK) {
 591                     WARN("waveInPrepareHeader failed\n");
 592                     while (c--)
 593                         waveInUnprepareHeader(device->hwi, &(device->pwave[c]),sizeof(WAVEHDR));
 594                     break;
 595                 }
 596
 597                 hres = mmErr(waveInAddBuffer(device->hwi, &(device->pwave[c]), sizeof(WAVEHDR)));
 598                 if (hres != DS_OK) {
 599                     WARN("waveInAddBuffer failed\n");
 600                     while (c--)
 601                         waveInUnprepareHeader(device->hwi, &(device->pwave[c]),sizeof(WAVEHDR));
 602                     break;
 603                 }
 604             }
 605
 606             FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
 607         }
 608
 609         device->index = 0;
 610
 611         if (hres == DS_OK) {
 612             /* start filling the first buffer */
 613             hres = mmErr(waveInStart(device->hwi));
 614             if (hres != DS_OK)
 615                 WARN("waveInStart failed\n");
 616         }
 617
 618         if (hres != DS_OK) {
 619             WARN("calling waveInClose because of error\n");
 620             waveInClose(device->hwi);
 621             device->hwi = 0;
 622         }
 623     } else {
 624         WARN("no driver\n");
 625         hres = DSERR_NODRIVER;
 626     }
 627
 628     TRACE("returning %08x\n", hres);
 629     return hres;
 630 }
 631
 632 static HRESULT WINAPI
 633 IDirectSoundCaptureBufferImpl_Stop( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
 634 {
 635     HRESULT hres = DS_OK;
 636     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 637     TRACE( "(%p)\n", This );
 638
 639     if (This->device == NULL) {
 640         WARN("invalid parameter: This->device == NULL\n");
 641         return DSERR_INVALIDPARAM;
 642     }
 643
 644     EnterCriticalSection(&(This->device->lock));
 645
 646     TRACE("old This->device->state=%s\n",captureStateString[This->device->state]);
 647     if (This->device->state == STATE_CAPTURING)
 648         This->device->state = STATE_STOPPING;
 649     else if (This->device->state == STATE_STARTING)
 650         This->device->state = STATE_STOPPED;
 651     TRACE("new This->device->state=%s\n",captureStateString[This->device->state]);
 652
 653     LeaveCriticalSection(&(This->device->lock));
 654
 655     if (This->device->driver) {
 656         hres = IDsCaptureDriverBuffer_Stop(This->device->hwbuf);
 657         if (hres != DS_OK)
 658             WARN("IDsCaptureDriverBuffer_Stop() failed\n");
 659     } else if (This->device->hwi) {
 660         hres = mmErr(waveInReset(This->device->hwi));
 661         if (hres != DS_OK)
 662             WARN("waveInReset() failed\n");
 663     } else {
 664         WARN("no driver\n");
 665         hres = DSERR_NODRIVER;
 666     }
 667
 668     TRACE("returning %08x\n", hres);
 669     return hres;
 670 }
 671
 672 static HRESULT WINAPI
 673 IDirectSoundCaptureBufferImpl_Unlock(
 674     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 675     LPVOID lpvAudioPtr1,
 676     DWORD dwAudioBytes1,
 677     LPVOID lpvAudioPtr2,
 678     DWORD dwAudioBytes2 )
 679 {
 680     HRESULT hres = DS_OK;
 681     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 682     TRACE( "(%p,%p,%08u,%p,%08u)\n", This, lpvAudioPtr1, dwAudioBytes1,
 683         lpvAudioPtr2, dwAudioBytes2 );
 684
 685     if (lpvAudioPtr1 == NULL) {
 686         WARN("invalid parameter: lpvAudioPtr1 == NULL\n");
 687         return DSERR_INVALIDPARAM;
 688     }
 689
 690     if (This->device->driver) {
 691         hres = IDsCaptureDriverBuffer_Unlock(This->device->hwbuf, lpvAudioPtr1,
 692                                              dwAudioBytes1, lpvAudioPtr2, dwAudioBytes2);
 693         if (hres != DS_OK)
 694             WARN("IDsCaptureDriverBuffer_Unlock failed\n");
 695     } else if (!This->device->hwi) {
 696         WARN("invalid call\n");
 697         hres = DSERR_INVALIDCALL;
 698     }
 699
 700     TRACE("returning %08x\n", hres);
 701     return hres;
 702 }
 703
 704 static HRESULT WINAPI
 705 IDirectSoundCaptureBufferImpl_GetObjectInPath(
 706     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 707     REFGUID rguidObject,
 708     DWORD dwIndex,
 709     REFGUID rguidInterface,
 710     LPVOID* ppObject )
 711 {
 712     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 713
 714     FIXME( "(%p,%s,%u,%s,%p): stub\n", This, debugstr_guid(rguidObject),
 715         dwIndex, debugstr_guid(rguidInterface), ppObject );
 716
 717     return DS_OK;
 718 }
 719
 720 static HRESULT WINAPI
 721 IDirectSoundCaptureBufferImpl_GetFXStatus(
 722     LPDIRECTSOUNDCAPTUREBUFFER8 iface,
 723     DWORD dwFXCount,
 724     LPDWORD pdwFXStatus )
 725 {
 726     IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
 727
 728     FIXME( "(%p,%u,%p): stub\n", This, dwFXCount, pdwFXStatus );
 729
 730     return DS_OK;
 731 }
 732
 733 static const IDirectSoundCaptureBuffer8Vtbl dscbvt =
 734 {
 735     /* IUnknown methods */
 736     IDirectSoundCaptureBufferImpl_QueryInterface,
 737     IDirectSoundCaptureBufferImpl_AddRef,
 738     IDirectSoundCaptureBufferImpl_Release,
 739
 740     /* IDirectSoundCaptureBuffer methods */
 741     IDirectSoundCaptureBufferImpl_GetCaps,
 742     IDirectSoundCaptureBufferImpl_GetCurrentPosition,
 743     IDirectSoundCaptureBufferImpl_GetFormat,
 744     IDirectSoundCaptureBufferImpl_GetStatus,
 745     IDirectSoundCaptureBufferImpl_Initialize,
 746     IDirectSoundCaptureBufferImpl_Lock,
 747     IDirectSoundCaptureBufferImpl_Start,
 748     IDirectSoundCaptureBufferImpl_Stop,
 749     IDirectSoundCaptureBufferImpl_Unlock,
 750
 751     /* IDirectSoundCaptureBuffer methods */
 752     IDirectSoundCaptureBufferImpl_GetObjectInPath,
 753     IDirectSoundCaptureBufferImpl_GetFXStatus
 754 };
 755
 756 static void capture_CheckNotify(IDirectSoundCaptureBufferImpl *This, DWORD from, DWORD len)
 757 {
 758     int i;
 759     for (i = 0; i < This->nrofnotifies; ++i) {
 760         LPDSBPOSITIONNOTIFY event = This->notifies + i;
 761         DWORD offset = event->dwOffset;
 762         TRACE("checking %d, position %d, event = %p\n", i, offset, event->hEventNotify);
 763
 764         if (offset == DSBPN_OFFSETSTOP) {
 765             if (!from && !len) {
 766                 SetEvent(event->hEventNotify);
 767                 TRACE("signalled event %p (%d)\n", event->hEventNotify, i);
 768                 return;
 769             }
 770             else return;
 771         }
 772
 773         if (offset >= from && offset < (from + len))
 774         {
 775             TRACE("signalled event %p (%d)\n", event->hEventNotify, i);
 776             SetEvent(event->hEventNotify);
 777         }
 778     }
 779 }
 780
 781 static void CALLBACK
 782 DSOUND_capture_callback(HWAVEIN hwi, UINT msg, DWORD_PTR dwUser, DWORD_PTR dw1,
 783                         DWORD_PTR dw2)
 784 {
 785     DirectSoundCaptureDevice * This = (DirectSoundCaptureDevice*)dwUser;
 786     IDirectSoundCaptureBufferImpl * Moi = This->capture_buffer;
 787     TRACE("(%p,%08x(%s),%08lx,%08lx,%08lx) entering at %d\n",hwi,msg,
 788         msg == MM_WIM_OPEN ? "MM_WIM_OPEN" : msg == MM_WIM_CLOSE ? "MM_WIM_CLOSE" :
 789         msg == MM_WIM_DATA ? "MM_WIM_DATA" : "UNKNOWN",dwUser,dw1,dw2,GetTickCount());
 790
 791     if (msg == MM_WIM_DATA) {
 792         EnterCriticalSection( &(This->lock) );
 793         TRACE("DirectSoundCapture msg=MM_WIM_DATA, old This->state=%s, old This->index=%d\n",
 794             captureStateString[This->state],This->index);
 795         if (This->state != STATE_STOPPED) {
 796             int index = This->index;
 797             if (This->state == STATE_STARTING)
 798                 This->state = STATE_CAPTURING;
 799             capture_CheckNotify(Moi, (DWORD_PTR)This->pwave[index].lpData - (DWORD_PTR)This->buffer, This->pwave[index].dwBufferLength);
 800             This->index = (This->index + 1) % This->nrofpwaves;
 801             if ( (This->index == 0) && !(This->capture_buffer->flags & DSCBSTART_LOOPING) ) {
 802                 TRACE("end of buffer\n");
 803                 This->state = STATE_STOPPED;
 804                 capture_CheckNotify(Moi, 0, 0);
 805             } else {
 806                 if (This->state == STATE_CAPTURING) {
 807                     waveInUnprepareHeader(hwi, &(This->pwave[index]), sizeof(WAVEHDR));
 808                     waveInPrepareHeader(hwi, &(This->pwave[index]), sizeof(WAVEHDR));
 809                     waveInAddBuffer(hwi, &(This->pwave[index]), sizeof(WAVEHDR));
 810                 } else if (This->state == STATE_STOPPING) {
 811                     TRACE("stopping\n");
 812                     This->state = STATE_STOPPED;
 813                 }
 814             }
 815         }
 816         TRACE("DirectSoundCapture new This->state=%s, new This->index=%d\n",
 817             captureStateString[This->state],This->index);
 818         LeaveCriticalSection( &(This->lock) );
 819     }
 820
 821     TRACE("completed\n");
 822 }
 823
 824 static HRESULT IDirectSoundCaptureBufferImpl_Create(
 825     DirectSoundCaptureDevice *device,
 826     IDirectSoundCaptureBufferImpl ** ppobj,
 827     LPCDSCBUFFERDESC lpcDSCBufferDesc)
 828 {
 829     LPWAVEFORMATEX  wfex;
 830     TRACE( "(%p,%p,%p)\n", device, ppobj, lpcDSCBufferDesc);
 831
 832     if (ppobj == NULL) {
 833         WARN("invalid parameter: ppobj == NULL\n");
 834         return DSERR_INVALIDPARAM;
 835     }
 836
 837     if (!device) {
 838         WARN("not initialized\n");
 839         *ppobj = NULL;
 840         return DSERR_UNINITIALIZED;
 841     }
 842
 843     if (lpcDSCBufferDesc == NULL) {
 844         WARN("invalid parameter: lpcDSCBufferDesc == NULL\n");
 845         *ppobj = NULL;
 846         return DSERR_INVALIDPARAM;
 847     }
 848
 849     if ( ((lpcDSCBufferDesc->dwSize != sizeof(DSCBUFFERDESC)) &&
 850           (lpcDSCBufferDesc->dwSize != sizeof(DSCBUFFERDESC1))) ||
 851         (lpcDSCBufferDesc->dwBufferBytes == 0) ||
 852         (lpcDSCBufferDesc->lpwfxFormat == NULL) ) { /* FIXME: DSERR_BADFORMAT ? */
 853         WARN("invalid lpcDSCBufferDesc\n");
 854         *ppobj = NULL;
 855         return DSERR_INVALIDPARAM;
 856     }
 857
 858     wfex = lpcDSCBufferDesc->lpwfxFormat;
 859
 860     TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
 861         "bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 862         wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
 863         wfex->nAvgBytesPerSec, wfex->nBlockAlign,
 864         wfex->wBitsPerSample, wfex->cbSize);
 865
 866     device->pwfx = DSOUND_CopyFormat(wfex);
 867     if ( device->pwfx == NULL ) {
 868         *ppobj = NULL;
 869         return DSERR_OUTOFMEMORY;
 870     }
 871
 872     *ppobj = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
 873         sizeof(IDirectSoundCaptureBufferImpl));
 874
 875     if ( *ppobj == NULL ) {
 876         WARN("out of memory\n");
 877         *ppobj = NULL;
 878         return DSERR_OUTOFMEMORY;
 879     } else {
 880         HRESULT err = DS_OK;
 881         LPBYTE newbuf;
 882         DWORD buflen;
 883         IDirectSoundCaptureBufferImpl *This = *ppobj;
 884
 885         This->ref = 1;
 886         This->device = device;
 887         This->device->capture_buffer = This;
 888         This->notify = NULL;
 889         This->nrofnotifies = 0;
 890         This->hwnotify = NULL;
 891
 892         This->pdscbd = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
 893             lpcDSCBufferDesc->dwSize);
 894         if (This->pdscbd)
 895             CopyMemory(This->pdscbd, lpcDSCBufferDesc, lpcDSCBufferDesc->dwSize);
 896         else {
 897             WARN("no memory\n");
 898             This->device->capture_buffer = 0;
 899             HeapFree( GetProcessHeap(), 0, This );
 900             *ppobj = NULL;
 901             return DSERR_OUTOFMEMORY;
 902         }
 903
 904         This->lpVtbl = &dscbvt;
 905
 906         if (device->driver) {
 907             if (This->device->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
 908                 FIXME("DSDDESC_DOMMSYSTEMOPEN not supported\n");
 909
 910             if (This->device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) {
 911                 /* allocate buffer from system memory */
 912                 buflen = lpcDSCBufferDesc->dwBufferBytes;
 913                 TRACE("desired buflen=%d, old buffer=%p\n", buflen, device->buffer);
 914                 if (device->buffer)
 915                     newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer,buflen);
 916                 else
 917                     newbuf = HeapAlloc(GetProcessHeap(),0,buflen);
 918
 919                 if (newbuf == NULL) {
 920                     WARN("failed to allocate capture buffer\n");
 921                     err = DSERR_OUTOFMEMORY;
 922                     /* but the old buffer might still exist and must be re-prepared */
 923                 } else {
 924                     device->buffer = newbuf;
 925                     device->buflen = buflen;
 926                 }
 927             } else {
 928                 /* let driver allocate memory */
 929                 device->buflen = lpcDSCBufferDesc->dwBufferBytes;
 930                 /* FIXME: */
 931                 HeapFree( GetProcessHeap(), 0, device->buffer);
 932                 device->buffer = NULL;
 933             }
 934
 935             err = IDsCaptureDriver_CreateCaptureBuffer(device->driver,
 936                 device->pwfx,0,0,&(device->buflen),&(device->buffer),(LPVOID*)&(device->hwbuf));
 937             if (err != DS_OK) {
 938                 WARN("IDsCaptureDriver_CreateCaptureBuffer failed\n");
 939                 This->device->capture_buffer = 0;
 940                 HeapFree( GetProcessHeap(), 0, This );
 941                 *ppobj = NULL;
 942                 return err;
 943             }
 944         } else {
 945             DWORD flags = CALLBACK_FUNCTION | WAVE_MAPPED;
 946             err = mmErr(waveInOpen(&(device->hwi),
 947                 device->drvdesc.dnDevNode, device->pwfx,
 948                 (DWORD_PTR)DSOUND_capture_callback, (DWORD_PTR)device, flags));
 949             if (err != DS_OK) {
 950                 WARN("waveInOpen failed\n");
 951                 This->device->capture_buffer = 0;
 952                 HeapFree( GetProcessHeap(), 0, This );
 953                 *ppobj = NULL;
 954                 return err;
 955             }
 956
 957             buflen = lpcDSCBufferDesc->dwBufferBytes;
 958             TRACE("desired buflen=%d, old buffer=%p\n", buflen, device->buffer);
 959             if (device->buffer)
 960                 newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer,buflen);
 961             else
 962                 newbuf = HeapAlloc(GetProcessHeap(),0,buflen);
 963             if (newbuf == NULL) {
 964                 WARN("failed to allocate capture buffer\n");
 965                 err = DSERR_OUTOFMEMORY;
 966                 /* but the old buffer might still exist and must be re-prepared */
 967             } else {
 968                 device->buffer = newbuf;
 969                 device->buflen = buflen;
 970             }
 971         }
 972     }
 973
 974     TRACE("returning DS_OK\n");
 975     return DS_OK;
 976 }
 977
 978
 979 /*******************************************************************************
 980  * DirectSoundCaptureDevice
 981  */
 982 DirectSoundCaptureDevice * DSOUND_capture[MAXWAVEDRIVERS];
 983
 984 static HRESULT DirectSoundCaptureDevice_Create(
 985     DirectSoundCaptureDevice ** ppDevice)
 986 {
 987     DirectSoundCaptureDevice * device;
 988     TRACE("(%p)\n", ppDevice);
 989
 990     /* Allocate memory */
 991     device = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DirectSoundCaptureDevice));
 992
 993     if (device == NULL) {
 994         WARN("out of memory\n");
 995         return DSERR_OUTOFMEMORY;
 996     }
 997
 998     device->ref = 1;
 999     device->state = STATE_STOPPED;
1000
1001     InitializeCriticalSection( &(device->lock) );
1002     device->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": DirectSoundCaptureDevice.lock");
1003
1004     *ppDevice = device;
1005
1006     return DS_OK;
1007 }
1008
1009 static ULONG DirectSoundCaptureDevice_Release(
1010     DirectSoundCaptureDevice * device)
1011 {
1012     ULONG ref = InterlockedDecrement(&(device->ref));
1013     TRACE("(%p) ref was %d\n", device, ref + 1);
1014
1015     if (!ref) {
1016         TRACE("deleting object\n");
1017         if (device->capture_buffer)
1018             IDirectSoundCaptureBufferImpl_Release(
1019                 (LPDIRECTSOUNDCAPTUREBUFFER8) device->capture_buffer);
1020
1021         if (device->driver) {
1022             IDsCaptureDriver_Close(device->driver);
1023             IDsCaptureDriver_Release(device->driver);
1024         }
1025
1026         HeapFree(GetProcessHeap(), 0, device->pwfx);
1027         device->lock.DebugInfo->Spare[0] = 0;
1028         DeleteCriticalSection( &(device->lock) );
1029         DSOUND_capture[device->drvdesc.dnDevNode] = NULL;
1030         HeapFree(GetProcessHeap(), 0, device);
1031         TRACE("(%p) released\n", device);
1032     }
1033     return ref;
1034 }
1035
1036 static HRESULT DirectSoundCaptureDevice_Initialize(
1037     DirectSoundCaptureDevice ** ppDevice,
1038     LPCGUID lpcGUID)
1039 {
1040     HRESULT err = DSERR_INVALIDPARAM;
1041     unsigned wid, widn;
1042     BOOLEAN found = FALSE;
1043     GUID devGUID;
1044     DirectSoundCaptureDevice *device = *ppDevice;
1045     TRACE("(%p, %s)\n", ppDevice, debugstr_guid(lpcGUID));
1046
1047     /* Default device? */
1048     if ( !lpcGUID || IsEqualGUID(lpcGUID, &GUID_NULL) )
1049         lpcGUID = &DSDEVID_DefaultCapture;
1050
1051     if (GetDeviceID(lpcGUID, &devGUID) != DS_OK) {
1052         WARN("invalid parameter: lpcGUID\n");
1053         return DSERR_INVALIDPARAM;
1054     }
1055
1056     widn = waveInGetNumDevs();
1057     if (!widn) {
1058         WARN("no audio devices found\n");
1059         return DSERR_NODRIVER;
1060     }
1061
1062     /* enumerate WINMM audio devices and find the one we want */
1063     for (wid=0; wid<widn; wid++) {
1064         if (IsEqualGUID( &devGUID, &DSOUND_capture_guids[wid]) ) {
1065             found = TRUE;
1066             break;
1067         }
1068     }
1069
1070     if (found == FALSE) {
1071         WARN("No device found matching given ID!\n");
1072         return DSERR_NODRIVER;
1073     }
1074
1075     if (DSOUND_capture[wid]) {
1076         WARN("already in use\n");
1077         return DSERR_ALLOCATED;
1078     }
1079
1080     err = DirectSoundCaptureDevice_Create(&(device));
1081     if (err != DS_OK) {
1082         WARN("DirectSoundCaptureDevice_Create failed\n");
1083         return err;
1084     }
1085
1086     *ppDevice = device;
1087     device->guid = devGUID;
1088
1089     /* Disable the direct sound driver to force emulation if requested. */
1090     device->driver = NULL;
1091     if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
1092     {
1093         err = mmErr(waveInMessage(UlongToHandle(wid),DRV_QUERYDSOUNDIFACE,(DWORD_PTR)&device->driver,0));
1094         if ( (err != DS_OK) && (err != DSERR_UNSUPPORTED) ) {
1095             WARN("waveInMessage failed; err=%x\n",err);
1096             return err;
1097         }
1098     }
1099     err = DS_OK;
1100
1101     /* Get driver description */
1102     if (device->driver) {
1103         TRACE("using DirectSound driver\n");
1104         err = IDsCaptureDriver_GetDriverDesc(device->driver, &(device->drvdesc));
1105         if (err != DS_OK) {
1106             WARN("IDsCaptureDriver_GetDriverDesc failed\n");
1107             return err;
1108         }
1109     } else {
1110         TRACE("using WINMM\n");
1111         /* if no DirectSound interface available, use WINMM API instead */
1112         device->drvdesc.dwFlags = DSDDESC_DOMMSYSTEMOPEN |
1113             DSDDESC_DOMMSYSTEMSETFORMAT;
1114     }
1115
1116     device->drvdesc.dnDevNode = wid;
1117
1118     /* open the DirectSound driver if available */
1119     if (device->driver && (err == DS_OK))
1120         err = IDsCaptureDriver_Open(device->driver);
1121
1122     if (err == DS_OK) {
1123         *ppDevice = device;
1124
1125         /* the driver is now open, so it's now allowed to call GetCaps */
1126         if (device->driver) {
1127             device->drvcaps.dwSize = sizeof(device->drvcaps);
1128             err = IDsCaptureDriver_GetCaps(device->driver,&(device->drvcaps));
1129             if (err != DS_OK) {
1130                 WARN("IDsCaptureDriver_GetCaps failed\n");
1131                 return err;
1132             }
1133         } else /*if (device->hwi)*/ {
1134             WAVEINCAPSA    wic;
1135             err = mmErr(waveInGetDevCapsA((UINT)device->drvdesc.dnDevNode, &wic, sizeof(wic)));
1136
1137             if (err == DS_OK) {
1138                 device->drvcaps.dwFlags = 0;
1139                 lstrcpynA(device->drvdesc.szDrvname, wic.szPname,
1140                           sizeof(device->drvdesc.szDrvname));
1141
1142                 device->drvcaps.dwFlags |= DSCCAPS_EMULDRIVER;
1143                 device->drvcaps.dwFormats = wic.dwFormats;
1144                 device->drvcaps.dwChannels = wic.wChannels;
1145             }
1146         }
1147     }
1148
1149     return err;
1150 }
1151
1152
1153 /*****************************************************************************
1154  * IDirectSoundCapture implementation structure
1155  */
1156 struct IDirectSoundCaptureImpl
1157 {
1158     /* IUnknown fields */
1159     const IDirectSoundCaptureVtbl     *lpVtbl;
1160     LONG                               ref;
1161
1162     DirectSoundCaptureDevice          *device;
1163 };
1164
1165 /***************************************************************************
1166  * IDirectSoundCaptureImpl
1167  */
1168 static HRESULT WINAPI
1169 IDirectSoundCaptureImpl_QueryInterface(
1170     LPDIRECTSOUNDCAPTURE iface,
1171     REFIID riid,
1172     LPVOID* ppobj )
1173 {
1174     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
1175     TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
1176
1177     if (ppobj == NULL) {
1178         WARN("invalid parameter\n");
1179         return E_INVALIDARG;
1180     }
1181
1182     *ppobj = NULL;
1183
1184     if (IsEqualIID(riid, &IID_IUnknown)) {
1185         IDirectSoundCapture_AddRef((LPDIRECTSOUNDCAPTURE)This);
1186         *ppobj = This;
1187         return DS_OK;
1188     } else if (IsEqualIID(riid, &IID_IDirectSoundCapture)) {
1189         IDirectSoundCapture_AddRef((LPDIRECTSOUNDCAPTURE)This);
1190         *ppobj = This;
1191         return DS_OK;
1192     }
1193
1194     WARN("unsupported riid: %s\n", debugstr_guid(riid));
1195     return E_NOINTERFACE;
1196 }
1197
1198 static ULONG WINAPI
1199 IDirectSoundCaptureImpl_AddRef( LPDIRECTSOUNDCAPTURE iface )
1200 {
1201     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
1202     ULONG ref = InterlockedIncrement(&(This->ref));
1203     TRACE("(%p) ref was %d\n", This, ref - 1);
1204     return ref;
1205 }
1206
1207 static ULONG WINAPI
1208 IDirectSoundCaptureImpl_Release( LPDIRECTSOUNDCAPTURE iface )
1209 {
1210     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
1211     ULONG ref = InterlockedDecrement(&(This->ref));
1212     TRACE("(%p) ref was %d\n", This, ref + 1);
1213
1214     if (!ref) {
1215         if (This->device)
1216             DirectSoundCaptureDevice_Release(This->device);
1217
1218         HeapFree( GetProcessHeap(), 0, This );
1219         TRACE("(%p) released\n", This);
1220     }
1221     return ref;
1222 }
1223
1224 static HRESULT WINAPI IDirectSoundCaptureImpl_CreateCaptureBuffer(
1225     LPDIRECTSOUNDCAPTURE iface,
1226     LPCDSCBUFFERDESC lpcDSCBufferDesc,
1227     LPDIRECTSOUNDCAPTUREBUFFER* lplpDSCaptureBuffer,
1228     LPUNKNOWN pUnk )
1229 {
1230     HRESULT hr;
1231     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
1232
1233     TRACE( "(%p,%p,%p,%p)\n",iface,lpcDSCBufferDesc,lplpDSCaptureBuffer,pUnk);
1234
1235     if (lpcDSCBufferDesc == NULL) {
1236         WARN("invalid parameter: lpcDSCBufferDesc == NULL)\n");
1237         return DSERR_INVALIDPARAM;
1238     }
1239
1240     if (lplpDSCaptureBuffer == NULL) {
1241         WARN("invalid parameter: lplpDSCaptureBuffer == NULL\n");
1242         return DSERR_INVALIDPARAM;
1243     }
1244
1245     if (pUnk != NULL) {
1246         WARN("invalid parameter: pUnk != NULL\n");
1247         return DSERR_INVALIDPARAM;
1248     }
1249
1250     /* FIXME: We can only have one buffer so what do we do here? */
1251     if (This->device->capture_buffer) {
1252         WARN("invalid parameter: already has buffer\n");
1253         return DSERR_INVALIDPARAM;    /* DSERR_GENERIC ? */
1254     }
1255
1256     hr = IDirectSoundCaptureBufferImpl_Create(This->device,
1257         (IDirectSoundCaptureBufferImpl **)lplpDSCaptureBuffer, lpcDSCBufferDesc);
1258
1259     if (hr != DS_OK)
1260         WARN("IDirectSoundCaptureBufferImpl_Create failed\n");
1261
1262     return hr;
1263 }
1264
1265 static HRESULT WINAPI IDirectSoundCaptureImpl_GetCaps(
1266     LPDIRECTSOUNDCAPTURE iface,
1267     LPDSCCAPS lpDSCCaps )
1268 {
1269     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
1270     TRACE("(%p,%p)\n",This,lpDSCCaps);
1271
1272     if (This->device == NULL) {
1273         WARN("not initialized\n");
1274         return DSERR_UNINITIALIZED;
1275     }
1276
1277     if (lpDSCCaps== NULL) {
1278         WARN("invalid parameter: lpDSCCaps== NULL\n");
1279         return DSERR_INVALIDPARAM;
1280     }
1281
1282     if (lpDSCCaps->dwSize < sizeof(*lpDSCCaps)) {
1283         WARN("invalid parameter: lpDSCCaps->dwSize = %d\n", lpDSCCaps->dwSize);
1284         return DSERR_INVALIDPARAM;
1285     }
1286
1287     lpDSCCaps->dwFlags = This->device->drvcaps.dwFlags;
1288     lpDSCCaps->dwFormats = This->device->drvcaps.dwFormats;
1289     lpDSCCaps->dwChannels = This->device->drvcaps.dwChannels;
1290
1291     TRACE("(flags=0x%08x,format=0x%08x,channels=%d)\n",lpDSCCaps->dwFlags,
1292         lpDSCCaps->dwFormats, lpDSCCaps->dwChannels);
1293
1294     return DS_OK;
1295 }
1296
1297 static HRESULT WINAPI IDirectSoundCaptureImpl_Initialize(
1298     LPDIRECTSOUNDCAPTURE iface,
1299     LPCGUID lpcGUID )
1300 {
1301     IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
1302     TRACE("(%p,%s)\n", This, debugstr_guid(lpcGUID));
1303
1304     if (This->device != NULL) {
1305         WARN("already initialized\n");
1306         return DSERR_ALREADYINITIALIZED;
1307     }
1308     return DirectSoundCaptureDevice_Initialize(&This->device, lpcGUID);
1309 }
1310
1311 static const IDirectSoundCaptureVtbl dscvt =
1312 {
1313     /* IUnknown methods */
1314     IDirectSoundCaptureImpl_QueryInterface,
1315     IDirectSoundCaptureImpl_AddRef,
1316     IDirectSoundCaptureImpl_Release,
1317
1318     /* IDirectSoundCapture methods */
1319     IDirectSoundCaptureImpl_CreateCaptureBuffer,
1320     IDirectSoundCaptureImpl_GetCaps,
1321     IDirectSoundCaptureImpl_Initialize
1322 };
1323
1324 static HRESULT IDirectSoundCaptureImpl_Create(
1325     LPDIRECTSOUNDCAPTURE8 * ppDSC)
1326 {
1327     IDirectSoundCaptureImpl *pDSC;
1328     TRACE("(%p)\n", ppDSC);
1329
1330     /* Allocate memory */
1331     pDSC = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(IDirectSoundCaptureImpl));
1332     if (pDSC == NULL) {
1333         WARN("out of memory\n");
1334         *ppDSC = NULL;
1335         return DSERR_OUTOFMEMORY;
1336     }
1337
1338     pDSC->lpVtbl = &dscvt;
1339     pDSC->ref    = 0;
1340     pDSC->device = NULL;
1341
1342     *ppDSC = (LPDIRECTSOUNDCAPTURE8)pDSC;
1343
1344     return DS_OK;
1345 }
1346
1347 HRESULT DSOUND_CaptureCreate(
1348     REFIID riid,
1349     LPDIRECTSOUNDCAPTURE *ppDSC)
1350 {
1351     LPDIRECTSOUNDCAPTURE pDSC;
1352     HRESULT hr;
1353     TRACE("(%s, %p)\n", debugstr_guid(riid), ppDSC);
1354
1355     if (!IsEqualIID(riid, &IID_IUnknown) &&
1356         !IsEqualIID(riid, &IID_IDirectSoundCapture)) {
1357         *ppDSC = 0;
1358         return E_NOINTERFACE;
1359     }
1360
1361     /* Get dsound configuration */
1362     setup_dsound_options();
1363
1364     hr = IDirectSoundCaptureImpl_Create(&pDSC);
1365     if (hr == DS_OK) {
1366         IDirectSoundCapture_AddRef(pDSC);
1367         *ppDSC = pDSC;
1368     } else {
1369         WARN("IDirectSoundCaptureImpl_Create failed\n");
1370         *ppDSC = 0;
1371     }
1372
1373     return hr;
1374 }
1375
1376 HRESULT DSOUND_CaptureCreate8(
1377     REFIID riid,
1378     LPDIRECTSOUNDCAPTURE8 *ppDSC8)
1379 {
1380     LPDIRECTSOUNDCAPTURE8 pDSC8;
1381     HRESULT hr;
1382     TRACE("(%s, %p)\n", debugstr_guid(riid), ppDSC8);
1383
1384     if (!IsEqualIID(riid, &IID_IUnknown) &&
1385         !IsEqualIID(riid, &IID_IDirectSoundCapture8)) {
1386         *ppDSC8 = 0;
1387         return E_NOINTERFACE;
1388     }
1389
1390     /* Get dsound configuration */
1391     setup_dsound_options();
1392
1393     hr = IDirectSoundCaptureImpl_Create(&pDSC8);
1394     if (hr == DS_OK) {
1395         IDirectSoundCapture_AddRef(pDSC8);
1396         *ppDSC8 = pDSC8;
1397     } else {
1398         WARN("IDirectSoundCaptureImpl_Create failed\n");
1399         *ppDSC8 = 0;
1400     }
1401
1402     return hr;
1403 }
1404
1405 /***************************************************************************
1406  * DirectSoundCaptureCreate [DSOUND.6]
1407  *
1408  * Create and initialize a DirectSoundCapture interface.
1409  *
1410  * PARAMS
1411  *    lpcGUID   [I] Address of the GUID that identifies the sound capture device.
1412  *    lplpDSC   [O] Address of a variable to receive the interface pointer.
1413  *    pUnkOuter [I] Must be NULL.
1414  *
1415  * RETURNS
1416  *    Success: DS_OK
1417  *    Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
1418  *             DSERR_OUTOFMEMORY
1419  *
1420  * NOTES
1421  *    lpcGUID must be one of the values returned from DirectSoundCaptureEnumerate
1422  *    or NULL for the default device or DSDEVID_DefaultCapture or
1423  *    DSDEVID_DefaultVoiceCapture.
1424  *
1425  *    DSERR_ALLOCATED is returned for sound devices that do not support full duplex.
1426  */
1427 HRESULT WINAPI DirectSoundCaptureCreate(
1428     LPCGUID lpcGUID,
1429     LPDIRECTSOUNDCAPTURE *ppDSC,
1430     LPUNKNOWN pUnkOuter)
1431 {
1432     HRESULT hr;
1433     LPDIRECTSOUNDCAPTURE pDSC;
1434     TRACE("(%s,%p,%p)\n", debugstr_guid(lpcGUID), ppDSC, pUnkOuter);
1435
1436     if (ppDSC == NULL) {
1437         WARN("invalid parameter: ppDSC == NULL\n");
1438         return DSERR_INVALIDPARAM;
1439     }
1440
1441     if (pUnkOuter) {
1442         WARN("invalid parameter: pUnkOuter != NULL\n");
1443         *ppDSC = NULL;
1444         return DSERR_NOAGGREGATION;
1445     }
1446
1447     hr = DSOUND_CaptureCreate(&IID_IDirectSoundCapture, &pDSC);
1448     if (hr == DS_OK) {
1449         hr = IDirectSoundCapture_Initialize(pDSC, lpcGUID);
1450         if (hr != DS_OK) {
1451             IDirectSoundCapture_Release(pDSC);
1452             pDSC = 0;
1453         }
1454     }
1455
1456     *ppDSC = pDSC;
1457
1458     return hr;
1459 }
1460
1461 /***************************************************************************
1462  * DirectSoundCaptureCreate8 [DSOUND.12]
1463  *
1464  * Create and initialize a DirectSoundCapture interface.
1465  *
1466  * PARAMS
1467  *    lpcGUID   [I] Address of the GUID that identifies the sound capture device.
1468  *    lplpDSC   [O] Address of a variable to receive the interface pointer.
1469  *    pUnkOuter [I] Must be NULL.
1470  *
1471  * RETURNS
1472  *    Success: DS_OK
1473  *    Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
1474  *             DSERR_OUTOFMEMORY
1475  *
1476  * NOTES
1477  *    lpcGUID must be one of the values returned from DirectSoundCaptureEnumerate
1478  *    or NULL for the default device or DSDEVID_DefaultCapture or
1479  *    DSDEVID_DefaultVoiceCapture.
1480  *
1481  *    DSERR_ALLOCATED is returned for sound devices that do not support full duplex.
1482  */
1483 HRESULT WINAPI DirectSoundCaptureCreate8(
1484     LPCGUID lpcGUID,
1485     LPDIRECTSOUNDCAPTURE8 *ppDSC8,
1486     LPUNKNOWN pUnkOuter)
1487 {
1488     HRESULT hr;
1489     LPDIRECTSOUNDCAPTURE8 pDSC8;
1490     TRACE("(%s,%p,%p)\n", debugstr_guid(lpcGUID), ppDSC8, pUnkOuter);
1491
1492     if (ppDSC8 == NULL) {
1493         WARN("invalid parameter: ppDSC8 == NULL\n");
1494         return DSERR_INVALIDPARAM;
1495     }
1496
1497     if (pUnkOuter) {
1498         WARN("invalid parameter: pUnkOuter != NULL\n");
1499         *ppDSC8 = NULL;
1500         return DSERR_NOAGGREGATION;
1501     }
1502
1503     hr = DSOUND_CaptureCreate8(&IID_IDirectSoundCapture8, &pDSC8);
1504     if (hr == DS_OK) {
1505         hr = IDirectSoundCapture_Initialize(pDSC8, lpcGUID);
1506         if (hr != DS_OK) {
1507             IDirectSoundCapture_Release(pDSC8);
1508             pDSC8 = 0;
1509         }
1510     }
1511
1512     *ppDSC8 = pDSC8;
1513
1514     return hr;
1515 }